Harvard Health Blog
How long does a joint replacement last?
By: Robert H. Shmerling, MD, Faculty Editor, Harvard Health Publishing Joint replacement surgery represents one of the biggest and most life-changing advances in modern medicine. It has meant the difference between disability from crippling arthritis and nearly normal mobility for millions of people in recent decades. The hip and knee are, by far, the most commonly replaced joints, and they have the most reliable results. In the US each year, more than 300,000 hips